This post shows how CGDI MB Prog Key Programmer works on W220 BE key. The following example contains:
Read Write Erase Key
Read ezs and pw and calculate keys
W220 2003 facelift
Mercedes SL 2006 AMG
First, the BE Key or original key that can be worked by CGDI MB:
Smart Key 3 Button 433MHZ for Benz (1997-2015)
Smart Key 3 Button 433MHZ for Benz (1997-2015) with Two Batteries
Smart Key 3 Button 315MHZ (2005-2008) for Benz
Smart Key 3 Button 315MHZ (2005-2008) for Benz
Here we go to see how this CGDI Prog MB Read Write Erase Key:
Read key


Write key






Reset key (erase key)




Second, read ezs and pw and calculate keys
Read EIS


Calculate password







Copy & paste password, then save EIS data




Generate EE



Done Well